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What is cell-mediated immunity....

What is cell-mediated immunity.

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**Step-by-Step Text Solution:** 1. **Definition of Immunity**: Immunity refers to the overall ability of the host (organism) to defend against disease-causing organisms, known as pathogens. 2. **Types of Immunity**: Immunity can be categorized into two main types: - **Humoral Immunity**: This type involves antibodies that are produced by B-lymphocytes to neutralize pathogens. - **Cell-Mediated Immunity**: This type primarily involves T-lymphocytes (T-cells) which play a crucial role in directly attacking infected or cancerous cells. ...
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